diff --git a/PARAM_DEF/mms1_pres_m.xml b/PARAM_DEF/mms1_pres_m.xml
new file mode 100644
index 0000000..01d1896
--- /dev/null
+++ b/PARAM_DEF/mms1_pres_m.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0"?>
+<param xml:id="mms1_pres_m">
+    <get><amdaParam name="mms1_b_tot"/></get>
+    <process>$mms1_b_tot*$mms1_b_tot/800.0/M_PI</process>
+    <output/>
+</param>
--
libgit2 0.21.2